100kg of a sample of water contained 6 of MgSO_(4) The degree of

1.	100kg of a sample of water contained 6 of MgSO_(4) The degree of
Answer» <html><body><p>6 ppm<br/>60 ppm<br/>5 ppm<br/>500 ppm</p>Solution :`100 kg=10^(5)g rArr "weight" of MgSO_(<a href="https://interviewquestions.tuteehub.com/tag/4-311707" style="font-weight:bold;" target="_blank" title="Click to know more about 4">4</a>)=<a href="https://interviewquestions.tuteehub.com/tag/6g-331964" style="font-weight:bold;" target="_blank" title="Click to know more about 6G">6G</a>` <br/> <a href="https://interviewquestions.tuteehub.com/tag/hardness-14971" style="font-weight:bold;" target="_blank" title="Click to know more about HARDNESS">HARDNESS</a> of `MgSO_(4)=(6g)/(10^(5)g)xx10^(6)=60ppm` <br/> hardness in term of <br/> `CaCO_(3)=60xx(100)/(120)=50` ppm</body></html>

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